Properties

Label 2-2001-1.1-c1-0-48
Degree $2$
Conductor $2001$
Sign $-1$
Analytic cond. $15.9780$
Root an. cond. $3.99725$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 3-s − 2·4-s − 2.95·5-s + 1.80·7-s + 9-s − 1.40·11-s + 2·12-s + 1.56·13-s + 2.95·15-s + 4·16-s − 4.88·17-s + 5.65·19-s + 5.91·20-s − 1.80·21-s + 23-s + 3.75·25-s − 27-s − 3.60·28-s + 29-s + 7.71·31-s + 1.40·33-s − 5.32·35-s − 2·36-s + 7.59·37-s − 1.56·39-s − 7.12·41-s − 8.16·43-s + ⋯
L(s)  = 1  − 0.577·3-s − 4-s − 1.32·5-s + 0.680·7-s + 0.333·9-s − 0.424·11-s + 0.577·12-s + 0.434·13-s + 0.764·15-s + 16-s − 1.18·17-s + 1.29·19-s + 1.32·20-s − 0.392·21-s + 0.208·23-s + 0.751·25-s − 0.192·27-s − 0.680·28-s + 0.185·29-s + 1.38·31-s + 0.245·33-s − 0.900·35-s − 0.333·36-s + 1.24·37-s − 0.251·39-s − 1.11·41-s − 1.24·43-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2001 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2001 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2001\)    =    \(3 \cdot 23 \cdot 29\)
Sign: $-1$
Analytic conductor: \(15.9780\)
Root analytic conductor: \(3.99725\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 2001,\ (\ :1/2),\ -1)\)

Particular Values

\(L(1)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 + T \)
23 \( 1 - T \)
29 \( 1 - T \)
good2 \( 1 + 2T^{2} \)
5 \( 1 + 2.95T + 5T^{2} \)
7 \( 1 - 1.80T + 7T^{2} \)
11 \( 1 + 1.40T + 11T^{2} \)
13 \( 1 - 1.56T + 13T^{2} \)
17 \( 1 + 4.88T + 17T^{2} \)
19 \( 1 - 5.65T + 19T^{2} \)
31 \( 1 - 7.71T + 31T^{2} \)
37 \( 1 - 7.59T + 37T^{2} \)
41 \( 1 + 7.12T + 41T^{2} \)
43 \( 1 + 8.16T + 43T^{2} \)
47 \( 1 - 2.95T + 47T^{2} \)
53 \( 1 - 7.51T + 53T^{2} \)
59 \( 1 + 2.88T + 59T^{2} \)
61 \( 1 + 10.4T + 61T^{2} \)
67 \( 1 + 3.60T + 67T^{2} \)
71 \( 1 + 1.79T + 71T^{2} \)
73 \( 1 + 7.80T + 73T^{2} \)
79 \( 1 - 9.17T + 79T^{2} \)
83 \( 1 - 1.74T + 83T^{2} \)
89 \( 1 + 15.9T + 89T^{2} \)
97 \( 1 - 1.35T + 97T^{2} \)
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   \(L(s) = \displaystyle\prod_p \ \prod_{j=1}^{2} (1 - \alpha_{j,p}\, p^{-s})^{-1}\)

Imaginary part of the first few zeros on the critical line

−8.574543773010552082579151476576, −8.065700589760266060954366627055, −7.40134050165660362669529909184, −6.38568577375406025719048290527, −5.27459370394834878731833024837, −4.65623370356808358009618075925, −4.05982647521062661458735120438, −3.02714477778869143328923114258, −1.19139156176836316175038592211, 0, 1.19139156176836316175038592211, 3.02714477778869143328923114258, 4.05982647521062661458735120438, 4.65623370356808358009618075925, 5.27459370394834878731833024837, 6.38568577375406025719048290527, 7.40134050165660362669529909184, 8.065700589760266060954366627055, 8.574543773010552082579151476576

Graph of the $Z$-function along the critical line